PDQ Meaning of PDQ in English transcription, транскрипция: [ ˌpē-(ˌ)dē-ˈkyü ]adverbUsage: often not capitalized Etymology: abbreviation of pretty damned quickDate: 1875: immediately Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003